GIF89a

GIF89a

References in periodicals archive ?
The most popular way of animating pictures is client-side animation using the GIF89a graphic file format.
McCormack and Jones add more items to that list - HTML, HTTP, SMTP, POP, JPEG, inline images, image maps, MPEG video, GIF89a animation, VRML, and JavaScript.
Animations written in Java quickly disappeared when everyone realized that browsers already supported the GIF89a format (good thing too).
The "Header" block tells your browser what type of gif file it is seeing - typically gif89a, the gif format that allows for transparent colors.
Ann Seholz-Crane at Rutgers, for instance, has used GIF89a animation to depict a moving Venn diagram that demonatrates the concepts of the Boolean operators AND and OR.